OMA’s Blox project stacks a museum, offices, gym, restaurant and housing in a provocative attempt to condense the thrilling energy of a city into a single structure – but the result is a gloomy glass monolith

In a rare British project, Rem Koolhaas’s OMA have designed a luxury west London apartment block whose sale will partly fund the new Design Museum – the old Commonwealth Institute – next door. It was a tricky brief…

In 1997 two architects set out to rethink Lagos, an African megacity that had been largely abandoned by the state. Amid the apparent chaos and crime, they discovered remarkable patterns of organisation. Two decades later,
Rem Koolhaas and
Kunlé Adeyemi discuss the past, present and future of the city – and reveal why their own project never saw the light of day

A new Roman Polanski film is being shown, Jeff Koons and Donald Judd artworks are strewn about, and Wes Anderson’s designed the kitsch cafe ... in a scruffy industrial corner of Milan, Rem Koolhaas and Miuccia Prada have made a dazzling art space, so vast it’s practically a city. Oliver Wainwright is in awe